the arguments pitched titans of the civil rights movement against jurisdictions that say, times have changed and federal oversight has now become federal intrusion. this is one of the major cases before the court this session, isn't it, joan? >> it's not just one of the major cases this term but could be one of the most major cases in decades because it involves this pillar of civil rights era, the 1965 voting rights act, and the section 5 is a core part of it that's been used over and over to deter southern jurisdictions mostly but other places with a history of discrimination. what it does is it requires a place that has had a history of discrimination to first clear with the federal authorities any kind of change in voting map, any kind of new voter i.d. law, anything that could possibly harm minorities. >> and polling places? >> yes and that happens a lot. we've still had cases -- the saliency of this issue was seen in the 2012 presidential election when texas voting maps were blocked, texas voter i.d. law was blocked because of this law so it's very relevant today even though th